B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
R Material No. 02-003 F NSA 307110 TYPE 4 HYDRAULIC FLUID (PHOSPHATE ESTER BASE) (Ref. 20-31-00)
Material No. 05-013A C Z-24.223
RELEASE AGENT (Ref. 20-31-00)
Material No. 09-013 USA MIL-PRF-81733 TYPE I CLASS A
CORROSION INHIBITING BRUSH CONSISTENCY
(Ref. 20-31-00)
Material No. 16-021A
FLEXIBLE POLYURETHANE (Ref. 20-31-00)
C. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
12-12-29-611-001 Fill the Hydraulic Fluid Reservoir with a Hand Pump
12-12-29-611-002 Fill the Hydraulic Fluid Reservoir with a Hydraulic
Service Cart
20-21-12-911-001 Tightening Torques for Pipes Unions (not for OXYGEN
unions)
20-23-22-910-001 Marking of the Unions after Standard or Specific
Tightening Torque Application
29-00-00-864-001 Put the Related Hydraulic System in the Depressurized
Configuration before Maintenance Action
29-00-00-870-001 Bleeding Procedure of the Green Hydraulic System
Upstream of the Engine Pump
29-00-00-870-002 Bleeding Procedure of the Green Hydraulic System
Upstream of the PTU
29-00-00-870-003 Bleeding Procedure of the Green Hydraulic System
Downstream of the Engine Pump
29-00-00-870-004 Bleeding Procedure of the Yellow Hydraulic System
Upstream of the Engine Pump
29-00-00-870-005 Bleeding Procedure of the Yellow Hydraulic System
Upstream of the PTU
29-00-00-870-006 Bleeding Procedure of the Yellow Hydraulic System
Upstream of the Yellow E-Pump
29-00-00-870-007 Bleeding Procedure of the Yellow Hydraulic System
Downstream of the Engine Pump
29-00-00-870-008 Bleeding Procedure of the Blue Hydraulic System
Upstream of the Blue E-Pump
29-00-00-870-009 Bleeding Procedure of the Blue Hydraulic System
Downstream of the Blue E-Pump
29-00-00-910-002 Safety Procedures of the Hydraulic System
29-10-00-863-001 Pressurize the Green Hydraulic System
29-10-00-863-002 Pressurize the Yellow Hydraulic System
29-10-00-863-003 Pressurize the Blue Hydraulic System with a Ground
Power Supply
29-14-00-614-001 Depressurization of the Hydraulic Reservoirs
29-14-00-614-002 Pressurization of the Hydraulic Reservoirs through
the Ground Connector
29-00-00-991-014 Fig. 202
3. Job Set-up
__________ Subtask 29-00-00-910-057
A. Aircraft Maintenance Configuration
WARNING : OBEY THE HYDRAULIC SAFETY PROCEDURES.
_______
(1)
Obey the hydraulic safety procedures (Ref. TASK 29-00-00-910-002).
(2)
Make sure that the related hydraulic system is depressurized and put it in the maintenance configuration (Ref. TASK 29-00-00-864-001).
(3)
Depressurize the reservoir of the related hydraulic system (Ref. TASK 29-14-00-614-001).
(4)
Put a container below the hydraulic connections to collect the unwanted fluid.
4. Procedure
_________ (Ref. Fig. 202/TASK 29-00-00-991-014) Subtask 29-00-00-960-050
A. Replacement of Hydraulic Bulkhead Fittings
(1) Remove the bulkhead fitting: CAUTION : USE A SECOND WRENCH TO APPLY COUNTERTORQUE TO THE UNION
_______ WHEN YOU DISCONNECT/CONNECT HYDRAULIC LINES ON UNIONS. IF YOU USE THE SECOND WRENCH, YOU WILL NOT LOOSEN OR TIGHTEN THE UNION TOO MUCH.
(a)
Loosen the union nuts and disconnect the pipes from the bulkhead fitting.
(b)
Install the blanking plugs in the union nuts.
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